Troubleshooting; Led Troubleshooting; Table 9: Led Troubleshooting Guide - Bosch D9210B Operation And Installation Manual

5.0

Troubleshooting

5.1

LED Troubleshooting

Use the following reader and D9210B LED patterns to troubleshoot the D9210B. It is important to use the Door Control
function to validate actual door states when troubleshooting.
Reader Action
Idle reader LED
Access Granted
Access Denied
Custom Function
Adding IDs
© 2002 Bosch Security Systems
If Reader LED is
Red
Red
Green
Continuous Red/Green
Red: Valid token to activate
strike.
Green: Valid token will not
activate strike because strike
is latched to allow access.
Red: Valid token format not
added.
Red: Valid token but level is
turned off.
Red: No access allowed
regardless of level because
door is secured.
Red: Valid token will run.
Green: Valid token will run.
Red: Adding new token
Red: Changing token that
exists.
Green: Changing token that
exists.
Green: Adding new token

Table 9: LED Troubleshooting Guide

D9210B Operation and Installation Guide
then Door State is
Locked
Secured
Unlocked
Locked on Fail (Dipswitch
optional)
Unlocked on Fail
(Dipswitch optional)
Locked
Unlocked
Locked
Locked
Secured
Locked/Secured
Unlocked
Learn Mode while door is
secured or locked.
Learn Mode while door is
secured or locked.
Learn Mode while door is
unlocked.
Learn Mode while door is
unlocked.
Page 25
D9210B
Troubleshooting
so LED will toggle
SDI disconnected,
D9210B is not
programmed with an
area, D9210B faulty.
Red to Green for
duration of strike time.
Green to Red to Green
Red to Green to Red
(pattern repeats twice)
Red to Green to Red
(pattern repeats twice)
Red to Green to Red
(pattern repeats three
times)
Red to 1 second Green to
Red
Green to 1 second Red to
Green
Red to 2 second Green
back to Red
Red to Green to Red to
Green to Red
Green to 1 second Red to
Green
Green to 2 second Red to
Green
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